Lapis infernis
Description
An archaic name for fused Silver nitrate. The caustic metal salt was used for cauterizing wounds, silvering mirrors and for silver plating.
Authority
- Susan E. Schur, Conservation Terminology: A review of Past & Current Nomenclature of Materials, Technology and Conservation, Spring (p.34-39); Summer (p.35-38); Fall (p.25-36), 1985